A weather vane is a weather instrument used to measure wind _______.

This instrument is used to measure atmospheric pressure. It can measure the pressure exerted by the atmosphere by using water, air, or mercury. The variation of air pressure recorded is used to forecast short-term changes in the weather. Numerous measurements of air pressure are used to help find surface troughs, high pressure systems, and frontal boundaries. What is the instrument?

Anita and her class are studying precipitation. They want to collect and measure the amount of precipitation they receive in their area. What tool would be the most appropriate for Anita and her classmates to use?

Which of the clouds shown would indicate a possible future rain storm?

his is a type of cloud that gets bigger and bigger, sometimes getting very dark on the bottom. This is a sign to us on earth that __________ will fall soon.

Sometimes clouds form near the surface of the Earth rather than in the sky. This occurs when water vapor reaches its dew point right over the surface of the Earth. What is the name for these clouds?

The shapes and heights of clouds allow people to predict future weather conditions. Nimbostratus clouds, like the ones shown in the picture, are large flat sheets of gray clouds. When these are present, what is the weather most likely like?

Stratus clouds, like the ones shown in the picture, look like large gray blankets hanging low across the sky. When these are present, it will usually ____ if it is warm, and ____ if it is cold.

Weather conditions can be predicted based on the shapes and heights of clouds. Cumulonimbus clouds, like the ones shown in the picture, are heavy, dense clouds that take the shape of a large mountain or tower. When these are present, a thunderstorm is likely to occur. What other things might be predicted based on this cloud?